feat: RedBlackTree String method #39

	# This workflow will build a golang project
	# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go

	name: Go

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	jobs:

	lint-test:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: '1.21'

	# Install all the dependencies
	- name: Install dependencies
	run: \|
	go version
	go install honnef.co/go/tools/cmd/staticcheck@latest
	go install golang.org/x/lint/golint@latest
	go install github.com/kisielk/errcheck@latest

	# Run lints on the code
	- name: Run lints
	run: \|
	go vet ./...
	golint ./...
	staticcheck ./...
	errcheck ./...

	# Run tests on the code
	- name: Run tests
	run: go test ./... -coverprofile=./cover.out

	- name: check test coverage
	uses: vladopajic/go-test-coverage@v2
	with:
	profile: cover.out
	local-prefix: github.com/org/project
	threshold-file: 80
	threshold-package: 80
	threshold-total: 95

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